<template>
  <div>
    <div class="mui-numbox" data-numbox-min="0" style="height:25px;">
      <button class="mui-btn mui-btn-numbox-minus" type="button">-</button>
      <input
        id="test"
        class="mui-input-numbox"
        type="number"
        :value="initCount"
        @change="countChanged"
        ref="numbox"
        readonly
      />
      <button class="mui-btn mui-btn-numbox-plus" type="button">+</button>
    </div>
  </div>
</template>

<script>
import mui from "../../lib/mui/js/mui.js";
export default {
  mounted() {
    //初始化数字化选择框
    mui(".mui-numbox").numbox();
  },
  methods: {
    countChanged() {
        //每次数量值改变,立即把最新的数量同步到 购物车的 store中,覆盖之前的数量值
        this.$store.commit('updateGoodsInfo',{
            id:this.goodsid,
            count:this.$refs.numbox.value
        })
    }
  },
  props: ["initCount", 'goodsid']
};
</script>

<style lang="scss" scoped>

</style>